Finding the Fourth Proportional to 17,666,263.70, 26,479,712.55 and 6,879,979.70
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Solution
The fourth proportional to 17,666,263.70, 26,479,712.55 and 6,879,979.70 is: 10,312,304.17
Step by Step Solution
- Step 1: Write the proportion equation
17,666,263.70 : 26,479,712.55 = 6,879,979.70 : x - Step 2: Convert to fraction form
17,666,263.70/26,479,712.55 = 6,879,979.70/x - Step 3: Cross multiply
17,666,263.70x = 26,479,712.55 × 6,879,979.70 - Step 4: Simplify right side
17,666,263.70x = 182,179,884,805,835.25 - Step 5: Solve for x
x = 182,179,884,805,835.25/17,666,263.70 - Step 6: Final answer
x = 10,312,304.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.